On 6/20/2022 09:44, Chris Ruehl wrote:
Enabled the debugfs and checked /sys/kernel/debug/usb/devices for the B5L T: Bus=02 Lev=03 Prnt=04 Port=01 Cnt=01 Dev#= 17 Spd=480 MxCh= 0 D: Ver= 2.00 Cls=02(comm.) Sub=02 Prot=00 MxPS=64 #Cfgs= 1 P: Vendor=0590 ProdID=00ca Rev= 2.00 S: Manufacturer=OMRON Corporation S: Product=OMRON B5L-001011 S: SerialNumber=010000319A1 C:* #Ifs= 1 Cfg#= 1 Atr=80 MxPwr= 4mA I:* If#= 0 Alt= 0 #EPs= 4 Cls=02(comm.) Sub=02 Prot=00 Driver=(none) E: Ad=01(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=82(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=03(O) Atr=03(Int.) MxPS= 64 Ivl=4096ms E: Ad=84(I) Atr=03(Int.) MxPS= 64 Ivl=4096ms Driver is not assigned.
There is nothing CDC-ACM in that interface except for the interface attributes, the interface lacks everything else needed for it to be CDC-ACM. Check if Omron has an updated firmware fixing the problems or if they have their own proprietary driver for the device.
/Lars
